Sphygmomanometer



FIG. 1 is a perspective view of a sphygmomanometer showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top view thereof, showing it as viewed from the top;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a top view thereof, showing it as viewed from the front.

The broken lines are shown in the views for illustrative purposes only, and form no part of the claimed design. 

The ornamental design for a sphygmomanometer, as shown and described. 